Scientists in France were able to restore the youth of cells taken from people 100 years of age and older. They reprogrammed them to stem cells stage, demonstrating that aging is in fact reversible.
PZ Myers, David Brin, Eliezer Yudkowski and Eneasz Brodski were debating about immortality. Eliezer brought up the point about different levels of immortality and had 10,000 years as a lower bound of immortality. Many of the complaints from PZ Myer and David Brin were concerns about societal effects that might accompany the change to people living a lot longer.